> > I use linux-2.4.5 and I think VMALLOC may have some bugs which i don't > > know how to fixup. > > Vmalloc is probably innocent I'd rather guess cache flushing is broken on > your platform. Yes, It is possible. But I don't know how to fixup this broken cache flushing? And when and where should I flush cache (icache and dcache) manually?I am really know little things about cache. Can you help me? Thank you very much. machael